Source:
https://jrtacrylic.com/product/acrylic/acrylic-sheet/lgp-acrylic-sheet/led-light-acrylic-sheet.html
LED light acrylic sheet is a specialized PMMA (polymethyl methacrylate) panel designed exclusively for LED lighting systems, distinct from general-purpose acrylic sheets. Unlike standard acrylic resin (which lacks optical additives and leads to visible LED hot spots), this material integrates uniformly dispersed nano-scale light diffusion particles to manipulate LED light-eliminating hot spots, softening glare and evenly distributing light on the whole surface.



